Centurion E-Fire City R650i Coaster

2026 UrbanCommuter Electric bicycle Manufacturer page

Fork travel: 63 mm
Wheels: 650b, 700c
Battery: 500 Wh
Weight: 28.5 kg 62.8 lb · Reference configuration not specified
Frame: Aluminum
Brakes: Coaster brake

Rider height by size (cm)

Size guide

XS 151–164
SM 159–170
MD 165–177
LG 171–184

Components

26 of 27 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part

Frame

E-Fire City R G3 intube, Material: Aluminium, Steuerrohr: 1.5" straight, Ausfallende: 10x135mm, Bremsaufnahme: Postmount 160mm, Rahmenkennung: 27,5": UBP049B, 28": ABP085B Not identified

Electric system

3 parts

Suspension

1 part

Fork
- SR Suntour

Drivetrain

5 parts

Brakes

2 parts

Brake levers
- Shimano BL-MT200
BL-MT200
Brakes
- Shimano BR-MT200
BR-MT200

Wheels and tires

5 parts

Front hub
- Shimano Nexus
SG-C7002-5CD
Rear hub
- Shimano Nexus SG-C7002-5CD 5 speeds
SG-C7002-5CD
Rims
- Procraft
Spokes
- Procraft
Tires
- Schwalbe

Cockpit and contact points

5 parts

Other components

5 parts

Sizes and geometry

4 sizes Open in the geometry plotter

Enter your height to highlight matching ranges.

Size SM

Table

Geometry diagram unavailable

The drawing needs reach and stack, which the manufacturer did not publish. Available facts remain in the table.

Size Reported by the manufacturer

Complete manufacturer geometry table 4 published sizes

Complete manufacturer geometry by size
Measurement
Top tube lengthmm	568	593	619	645
Seat tube lengthmm	380	430	480	530
Head tube lengthmm	180	170	180	200
Head tube angle	68.5°	69.5°	69.5°	69.5°
Seat tube angle	73°	73°	73°	73°
Chainstay lengthmm	460	475	475	475
Wheelbasemm	1108	1129	1156	1183
Front centermm	652	662	689	715
Bottom bracket dropmm	46	65	65	65
Standover heightmm	421	451	425	427

Not published by the manufacturer: Reach, Stack, Bottom bracket height, Fork rake, Trail, Stack/reach ratio, Front travel, Rear travel, Crank length, Handlebar width, Stem length, Stem angle, Seatpost length and Dropper post travel.

Specifications

Frame and fork

Intended fit: Unisex
Frame material: Aluminum
Bicycle weight: 28.5 kg

62.8 lb
Weight limit: 150 kg

330.7 lb

Suspension

Suspension configuration: Hardtail
Front travel: 63 mm

Drivetrain

Derived by Bikelake

Front chainrings: 1
Smallest chainring: 38
Largest chainring: 38
Drivetrain technologies: internally-geared-hub

Wheels and brakes

Wheel configuration: Same size
Brake type: Coaster brake

Fit and controls

Seatpost: Rigid seatpost
Shifting: Mechanical

Electric system

Battery capacity: 500 Wh

Additional specifications

Battery: BOSCH PowerTube 500Wh
Fork spring: Coil
Tire width: 2″
Wheel material: Aluminum
Wheel size: 650b, 700c

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2026 builds
Specification	This bicycle Centurion E-Fire City R650i Coaster	Centurion E-Fire City R550	Centurion E-Fire City R650	Centurion E-Fire City R650 Coaster	Centurion E-Fire City R650i	Centurion E-Fire City R750
Frame
Bicycle weight	28.5 kg	25.1 kg	24.8 kg	25.2 kg	28.2 kg	24 kg
Drivetrain
Smallest chainring	38	38	38	38	38	40
Largest chainring	38	38	38	38	38	40
Drivetrain technologies	internally-geared-hub	Not informed	internally-geared-hub	internally-geared-hub	internally-geared-hub	Not informed
Rear sprockets	Not informed	9	Not informed	Not informed	Not informed	9
Smallest sprocket	Not informed	11	Not informed	Not informed	Not informed	11
Largest sprocket	Not informed	46	Not informed	Not informed	Not informed	36
Lowest gear	Not informed	24.0 in	Not informed	Not informed	Not informed	32.2 in
Highest gear	Not informed	100.2 in	Not informed	Not informed	Not informed	105.5 in
Brakes
Brake type	Coaster brake	Hydraulic disc	Hydraulic disc	Coaster brake	Hydraulic disc	Hydraulic disc
Other specifications
Battery	Capacity: 500 WhBOSCH PowerTube 500Wh	Capacity: 500 WhBOSCH PowerPack 500Wh	Capacity: 500 WhBOSCH PowerPack 500Wh	Capacity: 500 WhBOSCH PowerPack 500Wh	Capacity: 500 WhBOSCH PowerTube 500Wh	Capacity: 500 WhBOSCH PowerPack 500 Wh
Wheel size	650b / 700c	26″ / 700c	26″ / 700c	26″ / 700c	650b / 700c	26″ / 700c